Display screen or portion thereof with graphical user interface



The sole FIGURE is a front view of a display screen or portion thereof with graphical user interface showing out new design.

The broken lines in the FIGURE shows the display screen or portion thereof with graphical user interface to illustrate an example environment and form no part of the claimed design. 

CLAIM We claim the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 